Hair extension



FIG. 1 is a front view of a hair extension in a stretched outconfiguration showing my new design;

FIG. 2 is a back view of the hair extension in the stretched outconfiguration thereof; and,

FIG. 3 is a perspective view of the hair extension secured with a bundlewrap.

The broken lines in FIG. 3 represent a bundle wrap to secure the hairextension in a wrapped configuration for packaging and depict theboundary of the claim, and it is understood that the claim extends tothe boundary, but the boundary forms no part of the claim.

CLAIM The ornamental design for a hair extension, as shown anddescribed.